51 static void lv_label_revert_dots(lv_obj_t * label);
52 static void lv_label_set_dots(lv_obj_t * label, uint32_t dot_begin);
57 static void copy_text_to_label(lv_label_t * label, const char * text);
58 static lv_text_flag_t get_label_flags(lv_label_t * label);
136     lv_label_t * label = (lv_label_t *)obj;  in lv_label_set_text()  local
139     if(text == NULL) text = label->text;  in lv_label_set_text()
145     if(label->text == text && label->static_txt == 0) {  in lv_label_set_text()
146         label->text = lv_realloc(label->text, text_len);  in lv_label_set_text()
147         LV_ASSERT_MALLOC(label->text);  in lv_label_set_text()
148         if(label->text == NULL) return;  in lv_label_set_text()
151         lv_text_ap_proc(label->text, label->text);  in lv_label_set_text()
157         if(label->text != NULL && label->static_txt == 0) {  in lv_label_set_text()
158             lv_free(label->text);  in lv_label_set_text()
159             label->text = NULL;  in lv_label_set_text()
162         label->text = lv_malloc(text_len);  in lv_label_set_text()
163         LV_ASSERT_MALLOC(label->text);  in lv_label_set_text()
164         if(label->text == NULL) return;  in lv_label_set_text()
166         copy_text_to_label(label, text);  in lv_label_set_text()
169         label->static_txt = 0;  in lv_label_set_text()
181     lv_label_t * label = (lv_label_t *)obj;  in lv_label_set_text_fmt()  local
189     if(label->text != NULL && label->static_txt == 0) {  in lv_label_set_text_fmt()
190         lv_free(label->text);  in lv_label_set_text_fmt()
191         label->text = NULL;  in lv_label_set_text_fmt()
196     label->text = lv_text_set_text_vfmt(fmt, args);  in lv_label_set_text_fmt()
198     label->static_txt = 0; /*Now the text is dynamically allocated*/  in lv_label_set_text_fmt()
206     lv_label_t * label = (lv_label_t *)obj;  in lv_label_set_text_static()  local
208     if(label->static_txt == 0 && label->text != NULL) {  in lv_label_set_text_static()
209         lv_free(label->text);  in lv_label_set_text_static()
210         label->text = NULL;  in lv_label_set_text_static()
214         label->static_txt = 1;  in lv_label_set_text_static()
215         label->text       = (char *)text;  in lv_label_set_text_static()
225     lv_label_t * label = (lv_label_t *)obj;  in lv_label_set_long_mode()  local
230     lv_point_set(&label->offset, 0, 0);  in lv_label_set_long_mode()
234         label->expand = 1;  in lv_label_set_long_mode()
236         label->expand = 0;  in lv_label_set_long_mode()
238     label->long_mode = long_mode;  in lv_label_set_long_mode()
247     lv_label_t * label = (lv_label_t *)obj;  in lv_label_set_text_selection_start()  local
248     label->sel_start   = index;  in lv_label_set_text_selection_start()
261     lv_label_t * label = (lv_label_t *)obj;  in lv_label_set_text_selection_end()  local
262     label->sel_end     = index;  in lv_label_set_text_selection_end()
274     lv_label_t * label = (lv_label_t *)obj;  in lv_label_set_recolor()  local
275     if(label->recolor == en) return;  in lv_label_set_recolor()
277     label->recolor = en == false ? 0 : 1;  in lv_label_set_recolor()
290     lv_label_t * label = (lv_label_t *)obj;  in lv_label_get_text()  local
291     return label->text;  in lv_label_get_text()
297     lv_label_t * label = (lv_label_t *)obj;  in lv_label_get_long_mode()  local
298     return label->long_mode;  in lv_label_get_long_mode()
306     lv_label_t * label = (lv_label_t *)obj;  in lv_label_get_letter_pos()  local
329     lv_text_flag_t flag = get_label_flags(label);  in lv_label_get_letter_pos()
349         if(last_line && label->long_mode == LV_LABEL_LONG_MODE_DOTS) flag |= LV_TEXT_FLAG_BREAK_ALL;  in lv_label_get_letter_pos()
414     lv_label_t * label = (lv_label_t *)obj;  in lv_label_get_letter_on()  local
433     lv_text_flag_t flag = get_label_flags(label);  in lv_label_get_letter_on()
440         if(last_line && label->long_mode == LV_LABEL_LONG_MODE_DOTS) flag |= LV_TEXT_FLAG_BREAK_ALL;  in lv_label_get_letter_on()
476     const lv_text_align_t align = lv_obj_calculate_style_text_align(obj, LV_PART_MAIN, label->text);  in lv_label_get_letter_on()
545     lv_label_t * label     = (lv_label_t *)obj;  in lv_label_is_char_under_pos()  local
555     lv_text_flag_t flag = get_label_flags(label);  in lv_label_is_char_under_pos()
561         if(last_line && label->long_mode == LV_LABEL_LONG_MODE_DOTS) flag |= LV_TEXT_FLAG_BREAK_ALL;  in lv_label_is_char_under_pos()
572     const lv_text_align_t align = lv_obj_calculate_style_text_align(obj, LV_PART_MAIN, label->text);  in lv_label_is_char_under_pos()
626     lv_label_t * label = (lv_label_t *)obj;  in lv_label_get_text_selection_start()  local
627     return label->sel_start;  in lv_label_get_text_selection_start()
639     lv_label_t * label = (lv_label_t *)obj;  in lv_label_get_text_selection_end()  local
640     return label->sel_end;  in lv_label_get_text_selection_end()
651     lv_label_t * label = (lv_label_t *)obj;  in lv_label_get_recolor()  local
652     return label->recolor == 0 ? false : true;  in lv_label_get_recolor()
664     lv_label_t * label = (lv_label_t *)obj;  in lv_label_ins_text()  local
667     if(label->static_txt != 0) return;  in lv_label_ins_text()
672     size_t old_len = lv_strlen(label->text);  in lv_label_ins_text()
675     label->text        = lv_realloc(label->text, new_len + 1);  in lv_label_ins_text()
676     LV_ASSERT_MALLOC(label->text);  in lv_label_ins_text()
677     if(label->text == NULL) return;  in lv_label_ins_text()
680         pos = lv_text_get_encoded_length(label->text);  in lv_label_ins_text()
683     lv_text_ins(label->text, pos, txt);  in lv_label_ins_text()
690     lv_label_t * label = (lv_label_t *)obj;  in lv_label_cut_text()  local
693     if(label->static_txt) return;  in lv_label_cut_text()
714     lv_label_t * label = (lv_label_t *)obj;  in lv_label_constructor()  local
716     label->text       = NULL;  in lv_label_constructor()
717     label->recolor    = 0;  in lv_label_constructor()
718     label->static_txt = 0;  in lv_label_constructor()
719     label->dot_begin  = LV_LABEL_DOT_BEGIN_INV;  in lv_label_constructor()
720     label->long_mode  = LV_LABEL_LONG_MODE_WRAP;  in lv_label_constructor()
721     lv_point_set(&label->offset, 0, 0);  in lv_label_constructor()
724     label->hint.line_start = -1;  in lv_label_constructor()
725     label->hint.coord_y    = 0;  in lv_label_constructor()
726     label->hint.y          = 0;  in lv_label_constructor()
730     label->sel_start = LV_DRAW_LABEL_NO_TXT_SEL;  in lv_label_constructor()
731     label->sel_end   = LV_DRAW_LABEL_NO_TXT_SEL;  in lv_label_constructor()
744     lv_label_t * label = (lv_label_t *)obj;  in lv_label_destructor()  local
746     if(!label->static_txt) lv_free(label->text);  in lv_label_destructor()
747     label->text = NULL;  in lv_label_destructor()
774         lv_label_t * label = (lv_label_t *)obj;  in lv_label_event()  local
775         if(label->invalid_size_cache) {  in lv_label_event()
780             if(label->recolor != 0) flag |= LV_TEXT_FLAG_RECOLOR;  in lv_label_event()
781             if(label->expand != 0) flag |= LV_TEXT_FLAG_EXPAND;  in lv_label_event()
788             uint32_t dot_begin = label->dot_begin;  in lv_label_event()
790 …        lv_text_get_size(&label->size_cache, label->text, font, letter_space, line_space, w, flag);  in lv_label_event()
793 … label->size_cache.y = LV_MIN(label->size_cache.y, lv_obj_get_style_max_height(obj, LV_PART_MAIN));  in lv_label_event()
795             label->invalid_size_cache = false;  in lv_label_event()
799         self_size->x = LV_MAX(self_size->x, label->size_cache.x);  in lv_label_event()
800         self_size->y = LV_MAX(self_size->y, label->size_cache.y);  in lv_label_event()
810     lv_label_t * label = (lv_label_t *)obj;  in draw_main()  local
816     lv_text_flag_t flag = get_label_flags(label);  in draw_main()
820     label_draw_dsc.text = label->text;  in draw_main()
821     label_draw_dsc.text_static = label->static_txt;  in draw_main()
822     label_draw_dsc.ofs_x = label->offset.x;  in draw_main()
823     label_draw_dsc.ofs_y = label->offset.y;  in draw_main()
825     if(label->long_mode != LV_LABEL_LONG_MODE_SCROLL_CIRCULAR &&  in draw_main()
827         label_draw_dsc.hint = &label->hint;  in draw_main()
834     lv_bidi_calculate_align(&label_draw_dsc.align, &label_draw_dsc.bidi_dir, label->text);  in draw_main()
845 …if((label->long_mode == LV_LABEL_LONG_MODE_SCROLL || label->long_mode == LV_LABEL_LONG_MODE_SCROLL…  in draw_main()
848 …lv_text_get_size(&size, label->text, label_draw_dsc.font, label_draw_dsc.letter_space, label_draw_…  in draw_main()
861     if(label->long_mode == LV_LABEL_LONG_MODE_WRAP) {  in draw_main()
866 …if(label->long_mode == LV_LABEL_LONG_MODE_SCROLL || label->long_mode == LV_LABEL_LONG_MODE_SCROLL_…  in draw_main()
879     if(label->long_mode == LV_LABEL_LONG_MODE_SCROLL_CIRCULAR) {  in draw_main()
881 …lv_text_get_size(&size, label->text, label_draw_dsc.font, label_draw_dsc.letter_space, label_draw_…  in draw_main()
886             label_draw_dsc.ofs_x = label->offset.x + size.x +  in draw_main()
888             label_draw_dsc.ofs_y = label->offset.y;  in draw_main()
895             label_draw_dsc.ofs_x = label->offset.x;  in draw_main()
896 …    label_draw_dsc.ofs_y = label->offset.y + size.y + lv_font_get_line_height(label_draw_dsc.font);  in draw_main()
936     lv_label_t * label = (lv_label_t *)obj;  in lv_label_refr_text()  local
937     if(label->text == NULL) return;  in lv_label_refr_text()
939     label->hint.line_start = -1; /*The hint is invalid if the text changes*/  in lv_label_refr_text()
941     label->invalid_size_cache = true;  in lv_label_refr_text()
952     lv_text_flag_t flag = get_label_flags(label);  in lv_label_refr_text()
955     lv_text_get_size(&size, label->text, font, letter_space, line_space, max_w, flag);  in lv_label_refr_text()
960     if(label->long_mode == LV_LABEL_LONG_MODE_SCROLL) {  in lv_label_refr_text()
980                 base_dir = lv_bidi_detect_base_dir(label->text);  in lv_label_refr_text()
1024                 overwrite_anim_property(&a, anim_template, label->long_mode);  in lv_label_refr_text()
1028             if(act_time < 0) label->offset.x = start;  in lv_label_refr_text()
1035             label->offset.x = 0;  in lv_label_refr_text()
1066                 overwrite_anim_property(&a, anim_template, label->long_mode);  in lv_label_refr_text()
1073             label->offset.y = 0;  in lv_label_refr_text()
1077     else if(label->long_mode == LV_LABEL_LONG_MODE_SCROLL_CIRCULAR) {  in lv_label_refr_text()
1093                 base_dir = lv_bidi_detect_base_dir(label->text);  in lv_label_refr_text()
1122                 overwrite_anim_property(&a, anim_template, label->long_mode);  in lv_label_refr_text()
1131             label->offset.x = 0;  in lv_label_refr_text()
1144                 overwrite_anim_property(&a, anim_template, label->long_mode);  in lv_label_refr_text()
1156             label->offset.y = 0;  in lv_label_refr_text()
1159     else if(label->long_mode == LV_LABEL_LONG_MODE_DOTS) {  in lv_label_refr_text()
1162 …lv_text_get_encoded_length(label->text) > LV_LABEL_DOT_NUM) { /*Do not turn all characters into do…  in lv_label_refr_text()
1183             size_t txt_len = lv_strlen(label->text);  in lv_label_refr_text()
1184             uint32_t byte_id     = lv_text_encoded_get_byte_id(label->text, letter_id);  in lv_label_refr_text()
1186                 lv_text_encoded_prev(label->text, &byte_id);  in lv_label_refr_text()
1194 …else if(label->long_mode == LV_LABEL_LONG_MODE_CLIP || label->long_mode == LV_LABEL_LONG_MODE_WRAP…  in lv_label_refr_text()
1203     lv_label_t * label = (lv_label_t *)obj;  in lv_label_revert_dots()  local
1204     if(label->dot_begin != LV_LABEL_DOT_BEGIN_INV) {  in lv_label_revert_dots()
1205         for(int i = 0; i < LV_LABEL_DOT_NUM + 1 && label->dot[i]; i++) {  in lv_label_revert_dots()
1206             label->text[label->dot_begin + i] = label->dot[i];  in lv_label_revert_dots()
1208         label->dot_begin = LV_LABEL_DOT_BEGIN_INV;  in lv_label_revert_dots()
1214     lv_label_t * label = (lv_label_t *)obj;  in lv_label_set_dots()  local
1215     LV_ASSERT_MSG(label->dot_begin == LV_LABEL_DOT_BEGIN_INV, "Label dots already set");  in lv_label_set_dots()
1218         lv_strncpy(label->dot, &label->text[dot_begin], LV_LABEL_DOT_NUM + 1);  in lv_label_set_dots()
1219         label->dot_begin = dot_begin;  in lv_label_set_dots()
1223         for(; i < LV_LABEL_DOT_NUM && label->text[dot_begin + i]; i++) {  in lv_label_set_dots()
1224             label->text[dot_begin + i] = '.';  in lv_label_set_dots()
1226         label->text[dot_begin + i] = '\0';  in lv_label_set_dots()
1232     lv_label_t * label = (lv_label_t *)obj;  in set_ofs_x_anim()  local
1233     label->offset.x    = v;  in set_ofs_x_anim()
1239     lv_label_t * label = (lv_label_t *)obj;  in set_ofs_y_anim()  local
1240     label->offset.y    = v;  in set_ofs_y_anim()
1256 static void copy_text_to_label(lv_label_t * label, const char * text)  in copy_text_to_label()  argument
1259     lv_text_ap_proc(text, label->text);  in copy_text_to_label()
1261     lv_strcpy(label->text, text);  in copy_text_to_label()
1265 static lv_text_flag_t get_label_flags(lv_label_t * label)  in get_label_flags()  argument
1269     if(label->recolor) flag |= LV_TEXT_FLAG_RECOLOR;  in get_label_flags()
1270     if(label->expand) flag |= LV_TEXT_FLAG_EXPAND;  in get_label_flags()
1272     lv_obj_t * obj = (lv_obj_t *) label;  in get_label_flags()